Algorithmic Composition
Andrés Cabrera
MAT 200B
Algorithmic composition
Composing according to rules
Not a new idea
- Mozart's (?) Musicalisches Würfelspiel
Not a new idea
Schönberg's 12 tone system
Not a new idea
Xenakis and Cage:
Stochastic and rule based compostion
(fixed or variable)
With a computer
Lejaren Hiller and Karlheintz Stockhausen
Kontakte
“In the preparatory work for my composition Kontakte, I found, for the first time, ways to bring all properties [i.e., timbre, pitch, intensity, and duration] under a single control”
The computer as algorithmic composer
David Cope:
Experiments in musical intelligence
The computer as algorithmic composer
Dozens of automatic dance/techno generators...
http://www.youtube.com/watch?v=Mbjlt85Vvxg
Big claims!
Automatic accompaniment
Computer follower:
http://www.youtube.com/watch?v=vOYky8MmrEU
Band in a box:
Algorithmic composition
- Stochastic
- Rule based
- Artificial intelligence
Live coding
Examples
- Fibonacci series
- Markov chains